This is a compaund for generating winding of any object. It use ICE-modeling. Of course, it's easy to clean up resulting mesh by hand. Compaund have, may be, some technical parameters. Feel free to tweak each of them and see a result.
See the second video, where this compaund used in more complex case: vimeo.com/41619474
I am very excuse for inverted colors in video.